Wireless headset



FIG. 1 is a front perspective view of a wireless headset showing the new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left-side elevational view thereof;

FIG. 6 is a right-side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines shown in the drawings are for the purpose of illustrating portions of the wireless headset that form no part of the claimed design. 

CLAIM The ornamental design for a wireless headset, as shown and described. 